Vaccine Refrigerators powered by Sure Chill technology were first launched into the medical market in 2011, far exceeding the most stringent standards set by the World Health Organization. Today, they’re purchased by the likes of UNICEF, saving lives in 46 countries by protecting vaccines. It has been commended for aiding vaccine delivery in developing countries, and received a $1.5 million ‘Grand Challenges’ award from the Bill and Melinda Gates Foundation to improve the vaccine cold chain.